Cosmetic compositions comprising N-acylamino amides

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Phosphorus containing other than solely as part of an...

Reexamination Certificate

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C514S534000, C514S563000, C558S190000, C562S450000, C560S041000

Reexamination Certificate

active

07419970

ABSTRACT:
The invention concerns novel compounds of the N-acylamino-amide family, compositions, in particular cosmetic or pharmaceutical, containing them, and their use for treating body or face skin ageing, whether chronobiologic or light-induced, and in particular skin ageing caused by decrease of skin elasticity and/or by collagen degradation in the structure of tissues.

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